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ShopClassic Mini Engine Section.Cylinder Heads,Rockers & ValvesCylinder Heads

Cylinder Heads

Competition cylinder heads are fitted with bronze guides,hi lift double valve springs and hi flow light weight 3 angle valves on 3 angle valve seats. The ports are fully gas flowed and polished. ( On Race heads will allow .520 valve lift before coil binding.)

 

 

  • GT6/1 1275 Stage 4 Head
    GT6/1
    35.6 mm x 29 mm. Lead free. 1.4" fully modified inlet ports with raised inlet tract for maximum air flow.fully throated exhuasts. This cylinder head is our favourite for mild competition or fast road. Available 9 or 11 stud. Please specify when ordering.
     
     
    £0.00

  • GT2 Stage 4 1100 Head Lead Free
    GT2

    Pre A+ Head For the 1100's. 31mm inlet/26mm exhaust. Fully Ported and Polished.31mm x 26mm Lead free. fully modified inlet ports within the constraints of the push rod tubes raised inlet tract for maximum air flow.fully throated exhausts.
    Customers Own unit to be modified either 12g202 or 12g295 Makes a great comp head 

    £0.00

  • GT3 Stage 4 998 Head Lead Free
    GT3

    A+ Head For the 998's. 31mm inlet/26mm exhaust. Fully Ported and Polished.

    £0.00

  • GT4 Cooper/1100 Big Valve Lead Free
    GT4

    Head For Mini Cooper/1100 12G295 or 12G202 Casting.Race option is available for this Head using 29mm exhaust valves. The block will need pocketing to allow the 29mm valve. Race option price add £165.00 Call our Sales for further information.

    £0.00

  • GT6 Stage 4 head For Mpi Mini's
    GT6/MPi

    35.6 mm x 29 mm. Lead free. 1.4" fully modified inlet ports with raised inlet tract for maximum air flow.fully throated exhuasts. This cylinder head is our favourite for mild competition or fast road. Available 9 . Please specify when ordering.Mpi Engines from 1275 to 1380cc. ( For optimum power we recommend our fully modified Inlet manifold together with the larger 48/52mm Throttle Body )

    £0.00

  • GT7 Competition/Race/Rally Track day Head

    GT7/1

    Suitable for all A+ Engines from 1275 to 1380cc. 35.6mm inlet/31mm exhaust. 9 or 11 stud

    £0.00

  • GT14 Race Head Lead Free
    GT14

    Suitable for all A+ Engines from 1275 to 1380cc. 37mm inlet/29mm exhaust. 9 stud

    £0.00

  • GT15 Race Head
    GT15

    Suitable for all A+ Engines from 1275 to 1380cc.  11 stud. 

    37 mm x 31mm offset exhaust valve for increased flow, Outright Race head 1.5" inlet ports fully throated with raised inlet roof for maximum air flow Optimised exhaust ports.Available 9 or 11 stud fitment. Use large port manifold gasket

    NB- Availability of parts could result in change of specification once undertaken

    Please state cc when ordering range from 16 cc to 24.5cc

    £0.00

  • GT17 Race Head
    GT17

    Suitable for all A+ Engines from 1275 to 1380cc.  11 stud. 

    37 mm x 31mm offset valve for increased flow, Outright Race head 1.5" inlet ports maximised fully throated with raised inlet tract for maximum air flow Optimised exhaust ports.spec.

    NB- Availability of parts could result in change of specification once undertaken

    £0.00

  • GT18 Race Head
    GT18

    Suitable for all A+ Engines from 1275 to 1380cc.  11 stud. 

    37.2mm x 31mm offset exhaust valve for increased flow, Outright Race head 1.5" inlet ports maximised fully throated with raised inlet tract for maximum air flow Optimised exhaust ports.spec. and flo bench tested assured for maximum air flow.

    NB- Availability of parts could result in change of specification once undertaken

    £0.00
  • Phase 2 Turbo Head

    Phase 2 Turbo Head
    Modified Chambers 35.7 mm x 29.3 mm, 23- 28cc but retaining Standard unmodified inlet and exhaust ports, Converted to Lead Free Fitted with 1 piece stainless 35.7 mm inlet valves 29.3 mm exhaust. Bronze guides and double 220 lb valve springs

    Phase 2 Turbo Head
    ABR002

     Avonbar phase 2 head is Chamber modified only with a Chamber size from 23.5 to 26.5 depending on customers requirement. The spec is bigger inlet up from 33mm to  35.7mm inlet & 29.3 mm exhaust valves, 9 or 11 stud, 220lb double valve springs, bronze valve guides, 3 angle valve seats, Converted fully to Unleaded.

    £0.00